. NET get the native public network IP address sample

  This article mainly introduces the method of obtaining the IP address of the local public network, using the ip138 data, we refer to the use of it.

The code is simple, look directly at the code   Code as follows: using System; Using System.Net; Using System.Text.RegularExpressions;   namespace Keleyi.com {    public class Getinternetip     {        Public static string GetIP ()         {            using (var webClient = new W Ebclient ())             {                try                 {                    var temp = webclient.downloadstring ("http://iframe.ip138.com/ic.asp");                     var IP = regex.match (temp, @ "[<IP>D+.D+.D+.D +)]"). groups["IP". Value;                     return!string. IsNullOrEmpty (IP)? Ip:null;                 &N      Bsp         catch (Exception ex)               {    & nbsp               return ex. message;                            }        }    }}